CN206834243U - Electrode connecting piece and battery modules - Google Patents
Electrode connecting piece and battery modules Download PDFInfo
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- CN206834243U CN206834243U CN201720779015.1U CN201720779015U CN206834243U CN 206834243 U CN206834243 U CN 206834243U CN 201720779015 U CN201720779015 U CN 201720779015U CN 206834243 U CN206834243 U CN 206834243U
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- connecting piece
- fluid layer
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- electrode
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The application is related to battery modules technical field, more particularly to a kind of electrode connecting piece, further relates to a kind of battery modules.The electrode connecting piece provided includes at least one adjustment portion and multiple flow passages；The adjustment portion is flexible, and the adjacent flow passage is connected by the adjustment portion, and the flow passage is connected with the electrode；The flow passage is structure as a whole, and the flow passage crosses fluid layer including multiple, and multiple fluid layers of crossing are stacked along its thickness direction；Interconnected between multiple fluid layers excessively, and multiple fluid layers of crossing are connected with the adjustment portion.The electrode connecting piece that the application provides possesses the ability of spacing between difference in height, battery between regulating cell, moreover it is possible to ensures high current safety.
Description
Technical field
The application is related to battery modules technical field, more particularly to a kind of electrode connecting piece, further relates to a kind of battery modules.
Background technology
Typically, since the electric current and voltage that single battery can be provided are smaller, thus generally use it is in parallel or
Connect multiple batteries, formed and meet the battery modules of use demand to power.In battery modules, it can pass through between multiple batteries
Electrode connecting piece connects, and electrode connecting piece is typically made up of metal material.In order that the larger current energy that battery modules are provided
Safety electrode connecting piece, so when designing electrode connecting piece, generally make the flow-passing surface area of electrode connecting piece larger.
Furthermore, it is understood that because the shape size of battery modules is relatively-stationary, that is to say, that battery modules are wide at it
Size on degree direction is certain, general thickness using increase electrode connecting piece, come ensure electrode connecting piece can have compared with
Big flow-passing surface area.But increase with the thickness of electrode connecting piece, its rigidity also becomes big therewith, loses electrode connecting piece
Lose it is original can between regulating cell between difference in height and battery spacing function.
Utility model content
This application provides a kind of electrode connecting piece, can spacing between difference in height and battery between regulating cell, and also have
Larger flow-passing surface area.
The first aspect of the application provides a kind of electrode connecting piece, for connecting the electrode of at least two batteries, is carried
The electrode connecting piece of confession includes at least one adjustment portion and multiple flow passages；
The adjustment portion is flexible, and the adjacent flow passage is connected by the adjustment portion, the flow passage and institute
State electrode connection；
The flow passage is structure as a whole, and the flow passage include it is multiple cross fluid layers, it is multiple it is described cross fluid layers along itself
Thickness direction is stacked；
Interconnected between multiple fluid layers excessively, and multiple fluid layers of crossing are connected with the adjustment portion.
Preferably, the adjustment portion includes multiple regulating courses, wherein：Multiple regulating courses are in the electrode connecting piece
It is oppositely arranged on thickness direction, and each regulating course is connected with the fluid layer of crossing of the adjacent flow passage.
Preferably, the flow passage also includes bending connection strap, is crossed described on the stacked direction of fluid layer, adjacent is described
Cross fluid layer to connect by the bending connection strap, have between the bending connection strap of the adjacent flow passage between presetting
Every the regulating course being mutually laminated disconnects at the predetermined interval.
Preferably, the predetermined interval is formed at the side of the adjacent flow passage and the adjustment portion simultaneously.
Preferably, there is wind gap between the adjacent regulating course.
Preferably, multiple fluid layers excessively include one first fluid layer and at least one second mistake fluid layer excessively；
Described first fluid layer excessively is connected with the electrode, and the described first fluid layer excessively has what is run through along its thickness direction
Positioning hole, described first crosses fluid layer passes through the positioning hole location fit with the electrode.
Preferably, described second fluid layer is crossed with the mating holes run through along its thickness direction, fluid layer is crossed described second
Thickness direction on, the projection of the positioning hole in the projection of the mating holes, the inwall of the mating holes can with it is described
The outer peripheral face fitting of electrode.
Preferably, the described first fluid layer excessively has relative both sides, and all described second, which cross fluid layer, is respectively positioned on the both sides
In side.
Preferably, the adjustment portion is protruded to the described first side that fluid layer close described second crosses fluid layer excessively.
Based on the electrode connecting piece of above-mentioned offer, the second aspect of the application also provides a kind of battery modules, including at least
Two batteries and the as above electrode connecting piece described in any one, the electrode of at least two batteries are connected by the electrode
Piece connects.
The technical scheme that the application provides can reach following beneficial effect：
Electrode connecting piece provided herein, by flexible adjustment portion, make electrode connecting piece that there is regulation electricity
The function of difference in height and electrode spacing between pond；Flow passage is connected with electrode, the flow passage of integral multilayer structure, can guarantee that flow-passing surface
Area meet demand, make high current safety.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited
Application.
Brief description of the drawings
The structural representation for the electrode connecting piece that Fig. 1 is provided by the embodiment of the present application；
The structural representation of another specific embodiment for the electrode connecting piece that Fig. 2 is provided by the embodiment of the present application；
Fig. 3 is the structural representation when electrode connecting piece shown in this Fig. 2 is unfolded；
The structural representation of another specific embodiment of the electrode connecting piece that Fig. 4 is provided by the embodiment of the present application；
Fig. 5 is a kind of structural representation of assembly method of the electrode connecting piece and battery shown in Fig. 1 and Fig. 2；
Fig. 6 is the structural representation of another assembly method of the electrode connecting piece and battery shown in Fig. 1 and Fig. 2.
Reference：
1- adjustment portions；
10- regulating courses；
2- flow passages；
20- crosses fluid layer；
201- first crosses fluid layer；
202- second crosses fluid layer；
203- positioning holes；
204- mating holes；
205- bar holes；
21- bends connection strap.
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the application
Example, and be used to together with specification to explain the principle of the application.
Embodiment
The application is described in further detail below by specific embodiment and with reference to accompanying drawing.
As shown in figure 1, the embodiment of the present application provides a kind of electrode connecting piece, including at least one adjustment portion 1 and multiple
Flow passage 2, adjustment portion 1 is flexible, and adjacent flow passage 2 can be connected by adjustment portion 1, and flow passage 2 can connect with electrode
Connect.Flow passage 2 is structure as a whole, and flow passage 2 can include multiple fluid layers 20 excessively, and multiple fluid layers 20 excessively can be along its thickness
Direction is stacked；Interconnected between multiple fluid layers 20 excessively, and multiple fluid layers 20 of crossing can be connected with adjustment portion 1.
Specifically, adjustment portion 1 and flow passage 2 can be tabular made of metal material or laminated structure, and adjustment portion 1
Thickness can be slightly thinner than the thickness of flow passage 2, so design adjustment portion 1 can be made flexible；It is of course also possible to use its
His feasible mode makes the ability that adjustment portion 1 possesses bending.Flow passage 2 can be connected by modes such as welding with electrode；Regulation
Portion 1 and flow passage 2 can be structure as a whole, i.e., adjustment portion 1 and flow passage 2 are respectively electrode connecting piece part of the whole, are shown
Right, when adjustment portion 1 and flow passage 2 are structure as a whole, flow passage 2 and adjustment portion 1 must be in connection status；Adjustment portion 1
Can also be respectively single part with flow passage 2, and the two can be connected by soldering or the like to together.Wherein, excessively stream
Portion 2 can cross fluid layer 20 including multiple, and it can be single sheet metal to cross fluid layer 20, and multiple fluid layers 20 of crossing can be thick along itself
Degree direction is stacked, and in the case where not increasing electrode connecting piece width, can so increase the flow-passing surface face of flow passage 2
Product, to ensure high current energy safety；Multiple fluid layers 20 of crossing can be separate part, then be connected by soldering or the like to one
Rise；Flow passage 2 can also be that the larger sheet metal of width has multiple stacked structures for crossing fluid layer 20 through what folding was formed.It is aobvious
Right, it can be interconnected between the multiple fluid layers 20 excessively for the flow passage 2 that both different modes are processed into, and multiple fluid layers excessively
20 also can be connected with adjustment portion 1.
Electrode connecting piece above-mentioned to understand, that the application provides, its flow passage 2 cross fluid layer 20, and multiple excessively streams with multiple
Layer 20 interconnects, and this causes flow passage 2 to have the flow-passing surface area for meeting high current safety, and flow passage 2 connects with electrode
Connect, and adjacent flow passage 2 is connected by adjustment portion 1, because adjustment portion 1 is flexible, so adjustment portion 1 can make whole electricity
Pole connection sheet has the function of spacing between difference in height and battery between regulating cell.
Further, adjustment portion 1 can include multiple regulating courses 10, and multiple regulating courses 10 are in the thickness side of electrode connecting piece
It is oppositely arranged upwards, and each regulating course 10 can be connected with the fluid layer 20 of crossing of adjacent flow passage 2.
Specifically, regulating course 10 can also be sheet metal, multiple regulating courses 10 can be oppositely arranged, it may also be said to, sheet
Regulating course 10 can be along its thickness direction arranged stacked.The quantity of regulating course 10 can be equal with crossing the quantity of fluid layer 20,
I.e. each regulating course 10 can be mutually corresponding with the fluid layer 20 excessively of two adjacent flow passages 2.Adjustment portion 1 can so be made
Flow-passing surface area equation of the flow-passing surface area as far as possible with flow passage 2, being further ensured that can also by the electric current of flow passage 2
Safety adjustment portion 1.Preferably, the structure that adjustment portion 1 is processed into bending by the methods of punching press can be passed through, can so be made
The bending ability that whole electrode connecting piece possesses is stronger.
As shown in figure 1, flow passage 2 can also include bending connection strap 21.It is adjacent on the stacked direction of fluid layer 20 is crossed
Crossing fluid layer 20 can be connected by bending connection strap 21, and have between the bending connection strap 21 of adjacent flow passage 2 it is default between
Every the regulating course 10 being mutually laminated can disconnect at predetermined interval.
Specifically, bending connection strap 21 can be metal strip, and it can be list to bend connection strap 21 with crossing fluid layer 20
Only part, be mutually laminated it is multiple cross fluid layers 20 can with bending connection strap 21 be connected by soldering or the like to together with；Bending
Connection strap 21 and multiple fluid layers 20 of crossing can also be structure as a whole, for example, flow passage 2 is the larger sheet metal of width through folding shape
Into layered laminate structure, it is clear that, bending connection strap 21 be connect arbitrary neighborhood cross fluid layer 20 strip structure.Work
Personnel can determine the size of the predetermined interval between the bending connection strap 21 of adjacent flow passage 2 according to actual conditions.Pass through
This predetermined interval, and adjacent regulating course 10 is disconnected at foregoing predetermined interval, it may also be said to, adjacent regulating course 10 is pre-
If interval is released state so that regulating course 10 disconnected from each other is easier to deform upon, between regulating cell difference in height and
Spacing between battery.
Further, foregoing predetermined interval can be formed at the side of adjacent flow passage 2 and adjustment portion 1 simultaneously.
Specifically, on the line direction of adjacent flow passage 2, it may also be said to, pass through electrode connecting piece at least two
On the line direction of the electrode of connection, the size of predetermined interval can be more than the size of adjustment portion 1；That is, crossing fluid layer
On 20 stacked direction, the adjacent part for crossing fluid layer 20 also disconnects at predetermined interval.It is it should be noted that foregoing adjacent
The part that fluid layer 20 disconnects of crossing be the region on flow passage 2 close to adjustment portion 1.
A kind of preferable specific embodiment is that can have wind gap between adjacent regulating course 10, be arranged such, can
To enable air to pass through from foregoing wind gap, to improve the radiating efficiency of adjustment portion 1 or even whole electrode connecting piece.
As shown in figure 1, multiple fluid layers 20 excessively, which can include one first, crosses fluid layer 201 and at least one second mistake fluid layer
202；First fluid layer 201 excessively can be connected with electrode, and the first fluid layer 201 excessively has positioning hole 203, positioning hole 203 along first
The thickness direction for crossing fluid layer 201 runs through, and first, which crosses fluid layer 201 and electrode, can pass through the location fit of positioning hole 203.
Specifically, flow passage 2 can be the stacked structure that sheet metal is formed by folding, and in this case, first
The top or the bottom that fluid layer 201 can be stacked flow passage 2 are crossed, staff can cross fluid layer 201 first
Appropriate location drills out positioning hole 203, make staff by electrode connecting piece connect battery electrode when, can by through
Positioning hole 203 quickly and easily finds the position of electrode accurately, and may then pass through the modes such as Laser Welding makes first to cross fluid layer 201 and electricity
Pole connects together.
Further, the second fluid layer 202 excessively can have mating holes 204, thickness of the mating holes 204 along the second mistake fluid layer 202
Degree direction is run through；Crossed second on the thickness direction of fluid layer 202, the projection of positioning hole 203 can be located at the projection of mating holes 204
Interior, the inwall of mating holes 204 can be bonded with the outer peripheral face of electrode.
Specifically, mating holes 204 can be processed by taking the equipment such as hole device to be crossed second on fluid layer 202.Preferably, match somebody with somebody
It can be circular hole to close hole 204 and positioning hole 203, and electrode can be cylindrical structural, and the aperture of positioning hole 203, which can be less than, matches somebody with somebody
The aperture in hole 204 is closed, and the axis of the axis of positioning hole 203 and mating holes 204 can be located on the same line.Such as Fig. 5 institutes
Show, during electrode connecting piece is installed, staff can find the position of electrode accurately by positioning hole 203, and will coordinate
Hole 204 is set on electrode, then is crossed fluid layer 201 by first and connected together with electrode by modes such as Laser Weldings.It is so designed that,
The annexation between electrode connecting piece and electrode can be made more stable, and the height of whole battery modules can also be made to diminish, given
The installation of miscellaneous part reserves more spaces.
A kind of preferable specific embodiment is that, when second fluid layer 202 is multiple excessively, all second crosses fluid layer 202 can
To be respectively positioned on first the same side for crossing fluid layer 201.It is so designed that, the mating holes 204 of the fluid layer 202 excessively of all second can be made equal
It is set on electrode, the height of battery modules is further reduced, the structure of whole battery modules can also be made compact.
In order that the elasticity of adjustment portion 1 is more preferable, make the more compact structure of battery modules, specifically, adjustment portion 1 can be to the
One crosses fluid layer 201 close to the second side protrusion for crossing fluid layer 202.Obvious, bending structure is more preferable compared with the elasticity of planar structure；Together
When, the region that adjustment portion 1 is recessed can also place the miscellaneous part of some composition battery modules, and such as sensor, this is effectively
Improve the space availability ratio of battery modules.It should be noted that when bending adjustment portion 1, staff can be according to second
Cross the combination situation of fluid layer 202 and electrode, and the factor such as height of electrode, the actual bending degree for determining adjustment portion 1, to protect
Card was worked in battery modules after a period of time, and adjustment portion 1 remains to keep have certain intervals between battery, avoids because electrode connects
Contact pin contacts with the part on battery in addition to electrode, and produces unexpected baneful influence.Likewise, such as Fig. 2 and Fig. 4 institutes
Show, in the assembling process of battery modules, if battery modules have larger installing space, adjustment portion 1 can also be to
One crosses fluid layer 201 away from the second side protrusion for crossing fluid layer 202；Meanwhile as shown in fig. 6, it is some in particular cases, the first mistake
Fluid layer 201 is connected with electrode, and second, which crosses fluid layer 202, direct to be connected with electrode.It is succinct in view of text, herein no longer
Repeat.
In summary, a kind of specific embodiment of electrode connecting piece provided herein is that electrode connecting piece can
To be made up of the larger sheet metal of a piece of width through folding.The layer that those skilled in the art can need to stack according to fluid layer 20 is crossed
Number determines the width of sheet metal, and the length of sheet metal can be determined according to the number for the electrode that electrode connecting piece to be connected.So
Afterwards, as shown in figure 3, positioning hole 203, mating holes 204, and predetermined interval can be processed on sheet metal by modes such as punchings
Run through structure etc. poroid.It should be noted that predetermined interval can be embodied in bar hole on crude sheet metal
205.Again, sheet metal can be folded into the layer with two layers or sandwich construction along one or more center line of sheet metal
Stacked sheet metal, and can make to have that Rotating fields of positioning hole 203 to be located at the top or the bottom of whole sheet metal, it is clear that
, the sheet metal of layered laminate is electrode connecting piece, and the layer where positioning hole 203 is first to cross fluid layer 201, mating holes 204
The layer at place is the second mistake fluid layer 202.Finally, can be adjacent by two on stacked sheet metal by modes such as punching presses
Positioning hole 203 (or mating holes 204) between region be made with the raised structure of arch, the part where arch is raised is
For adjustment portion 1, adjustment portion 1 can have multiple regulating courses 10, and due to the presence of predetermined interval, make adjacent regulating course 10 it
Between can be with disconnected from each other, it is preferred that what predetermined interval will can also be mutually laminated cross in fluid layer 20 break close to the part of adjustment portion 1
Open, can so make the elasticity of whole electrode connecting piece more preferable.Above-mentioned to understand, the both sides of adjustment portion 1 are flow passage 2, excessively stream
Portion 2 is also sandwich construction, i.e., flow passage 2 have it is multiple cross fluid layer 20, and multiple cross between fluid layer 20 interconnects, each regulation
Layer 10 can be connected respectively with the fluid layer 20 of crossing of two adjacent flow passages 2.
The preferred embodiment of the application is the foregoing is only, is not limited to the application, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
- A kind of 1. electrode connecting piece, for connecting the electrode of at least two batteries, it is characterised in that including at least one adjustment portion With multiple flow passages；Wherein：The adjustment portion is flexible, and the adjacent flow passage is connected by the adjustment portion, the flow passage and the electricity Pole connects；The flow passage is structure as a whole, and the flow passage crosses fluid layer including multiple, and multiple fluid layers of crossing are along its thickness Direction is stacked；Interconnected between multiple fluid layers excessively, and multiple fluid layers of crossing are connected with the adjustment portion.
- 2. electrode connecting piece according to claim 1, it is characterised in that the adjustment portion includes multiple regulating courses, wherein： Multiple regulating courses are oppositely arranged on the thickness direction of the electrode connecting piece, and each regulating course with it is adjacent The described of the flow passage crosses fluid layer connection.
- 3. electrode connecting piece according to claim 2, it is characterised in that the flow passage also includes bending connection strap, Described to cross on the stacked direction of fluid layer, the adjacent fluid layer of crossing is connected by the bending connection strap, the adjacent excessively stream There is predetermined interval between the bending connection strap in portion, the regulating course being mutually laminated disconnects at the predetermined interval.
- 4. electrode connecting piece according to claim 3, it is characterised in that the predetermined interval is formed at adjacent institute simultaneously State the side of flow passage and the adjustment portion.
- 5. electrode connecting piece according to claim 2, it is characterised in that had between the adjacent regulating course between wind Gap.
- 6. electrode connecting piece according to claim 1, it is characterised in that multiple fluid layers of crossing include first excessively stream Layer and at least one second crosses fluid layer；Described first crosses fluid layer is connected with the electrode, and described first crosses fluid layer with the positioning run through along its thickness direction Hole, described first crosses fluid layer passes through the positioning hole location fit with the electrode.
- 7. electrode connecting piece according to claim 6, it is characterised in that described second, which crosses fluid layer, has along its thickness side To through mating holes, crossed described second on the thickness direction of fluid layer, the projection of the positioning hole is positioned at the mating holes In projection, the inwall of the mating holes can be bonded with the outer peripheral face of the electrode.
- 8. electrode connecting piece according to claim 7, it is characterised in that described first, which crosses fluid layer, has relative both sides, All described second cross the side that fluid layer is respectively positioned in the both sides.
- 9. electrode connecting piece according to claim 8, it is characterised in that the adjustment portion is close to the described first fluid layer excessively Described second crosses the side protrusion of fluid layer.
- 10. a kind of battery modules, including at least two batteries, it is characterised in that also include such as any one in claim 1-9 Described electrode connecting piece, the electrode of at least two batteries are connected by the electrode connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779015.1U CN206834243U (en) | 2017-06-30 | 2017-06-30 | Electrode connecting piece and battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779015.1U CN206834243U (en) | 2017-06-30 | 2017-06-30 | Electrode connecting piece and battery modules |
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| Publication Number | Publication Date |
|---|---|
| CN206834243U true CN206834243U (en) | 2018-01-02 |
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ID=60778454
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720779015.1U Active CN206834243U (en) | 2017-06-30 | 2017-06-30 | Electrode connecting piece and battery modules |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258168A (en) * | 2018-03-21 | 2018-07-06 | 湖南金杯新能源发展有限公司 | Square electric cell module |
| CN110220160A (en) * | 2019-06-18 | 2019-09-10 | 华域视觉科技(上海)有限公司 | The optical module of convertible lighting effect |
| CN110970592A (en) * | 2018-09-30 | 2020-04-07 | 郑州深澜动力科技有限公司 | Electric connection sheet and battery module using same |
| CN110970593A (en) * | 2018-09-30 | 2020-04-07 | 郑州深澜动力科技有限公司 | Battery module and electric connection sheet thereof |
| CN115548346A (en) * | 2022-09-23 | 2022-12-30 | 厦门海辰储能科技股份有限公司 | Current collecting assembly and battery |
-
2017
- 2017-06-30 CN CN201720779015.1U patent/CN206834243U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258168A (en) * | 2018-03-21 | 2018-07-06 | 湖南金杯新能源发展有限公司 | Square electric cell module |
| CN110970592A (en) * | 2018-09-30 | 2020-04-07 | 郑州深澜动力科技有限公司 | Electric connection sheet and battery module using same |
| CN110970593A (en) * | 2018-09-30 | 2020-04-07 | 郑州深澜动力科技有限公司 | Battery module and electric connection sheet thereof |
| CN110220160A (en) * | 2019-06-18 | 2019-09-10 | 华域视觉科技(上海)有限公司 | The optical module of convertible lighting effect |
| CN110220160B (en) * | 2019-06-18 | 2024-05-03 | 华域视觉科技(上海)有限公司 | Optical module capable of changing lighting effect |
| CN115548346A (en) * | 2022-09-23 | 2022-12-30 | 厦门海辰储能科技股份有限公司 | Current collecting assembly and battery |
| CN115548346B (en) * | 2022-09-23 | 2024-02-20 | 厦门海辰储能科技股份有限公司 | Current collecting assembly and battery |
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